MUMBAI, India, May 30 -- Intellectual Property India has published a patent application (202527035192 A) filed by Metso Metals Oy, Espoo, Finland, on April 10, for 'process and plant for a permanent storage of phosphogypsum.'
Inventor(s) include Orth Andreas; Storch Hannes; Scarsella Alessio; Hammerschmidt Joerg; and Daum Karl Heinz.
The application for the patent was published on May 30, under issue no. 22/2025.
According to the abstract released by the Intellectual Property India: "The invention is directed to a process and the related plant for the permanent deposition of phosphogypsum with simultaneous permanent carbon dioxide sequestration. This process comprises a step (i) for decomposition calcium sulfate contained in the phosphog...